8116bb4afee83da8c190ed46406f587ea324c0ae7fb372de83b33b9b51899b08

Analysis

max time kernel
119s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28/09/2024, 18:40

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General

Target

8116bb4afee83da8c190ed46406f587ea324c0ae7fb372de83b33b9b51899b08N.exe
Size

76KB
MD5

ce2b3ae3073d648a81c661ea0c253760
SHA1

f9134781bf9d6f557d73538b507d6165a598970b
SHA256

8116bb4afee83da8c190ed46406f587ea324c0ae7fb372de83b33b9b51899b08
SHA512

6b5d51aeb53de0a60e75ea3aa88b96b2eca063b5250bfedc83b0051db9d5c63a3f806ae5b2b8c534ac7a5f25172aa1c0507cf49b6ca2dd837e8794cfecf9b72f
SSDEEP

1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN/qhAvPHG3GvUhCHi1X5GoOvmHO7:xAo1lOwvlNlXBvsI7hrhEh9cpDN/qhAh

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2812	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2812	microsofthelp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	8116bb4afee83da8c190ed46406f587ea324c0ae7fb372de83b33b9b51899b08N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	8116bb4afee83da8c190ed46406f587ea324c0ae7fb372de83b33b9b51899b08N.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8116bb4afee83da8c190ed46406f587ea324c0ae7fb372de83b33b9b51899b08N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 2812	1860	8116bb4afee83da8c190ed46406f587ea324c0ae7fb372de83b33b9b51899b08N.exe	29
PID 1860 wrote to memory of 2812	1860	8116bb4afee83da8c190ed46406f587ea324c0ae7fb372de83b33b9b51899b08N.exe	29
PID 1860 wrote to memory of 2812	1860	8116bb4afee83da8c190ed46406f587ea324c0ae7fb372de83b33b9b51899b08N.exe	29
PID 1860 wrote to memory of 2812	1860	8116bb4afee83da8c190ed46406f587ea324c0ae7fb372de83b33b9b51899b08N.exe	29

C:\Users\Admin\AppData\Local\Temp\8116bb4afee83da8c190ed46406f587ea324c0ae7fb372de83b33b9b51899b08N.exe
"C:\Users\Admin\AppData\Local\Temp\8116bb4afee83da8c190ed46406f587ea324c0ae7fb372de83b33b9b51899b08N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2812

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\microsofthelp.exe

Filesize
76KB

MD5
26a37e4b4785d81a37246120820b6c01

SHA1
6a1b0e05444f5a432422b70f6b35e6573d499e8b

SHA256
213395917fdd2a885aa9602ace9bc8fbbbb9f883869a1a120822996d913d0fa6

SHA512
2c57b30994982454ca639398fdebefa59b58a387829be6d8a1973a5dfa91ed7317e8c2ba7e19e56ed0d4cb63738fd3fed1de0f6ca214a1bc68fb99fc03bfa224

Download Submit
memory/1860-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1860-3-0x0000000000220000-0x000000000022F000-memory.dmp

Filesize
60KB

Download
memory/1860-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2812-10-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads